Re: Sonic boom, Light Boom?

JRS:  In article <[EMAIL PROTECTED]>, seen
in news:sci.space.science, Alan Erskine <[EMAIL PROTECTED]>
posted at Sun, 16 Nov 2003 20:56:43 :-
>When an aircraft reaches the speed of sound, a sonic boom is created; what
>would happen if something reached the speed of light, would a 'light boom'
>be created and what would be the effects?

Yes.  Look up Cerenkov radiation; the effect is well known.  Of course,
it cannot occur in a vacuum.
 
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